<template>
    <div class="about-container">
        <div class="about-header">
            <img src="../assets/icon.svg" alt="ZeroLaunch Logo" class="logo" />
            <h1>ZeroLaunch</h1>
            <div class="version-container">
                <span class="version">{{ currentVersion }}</span>
                <el-button type="primary" size="small" :loading="checkingUpdate" @click="checkUpdate"
                    class="update-btn">
                    {{ t('about.check_update') }}
                </el-button>
            </div>
            <el-alert v-if="updateStatus" :title="updateStatus.message" :type=updateStatus.type />
        </div>

        <div class="about-content">
            <el-divider content-position="left">{{ t('about.software_intro') }}</el-divider>
            <p class="description">
                {{ t('about.description') }}
            </p>

            <el-divider content-position="left">{{ t('about.core_features') }}</el-divider>
            <div class="features">
                <div class="feature-item">
                    <el-icon>
                        <Location />
                    </el-icon>
                    <div class="feature-content">
                        <h3>{{ t('about.local_running') }}</h3>
                        <p>{{ t('about.local_running_desc') }}</p>
                    </div>
                </div>
                <div class="feature-item">
                    <el-icon>
                        <Search />
                    </el-icon>
                    <div class="feature-content">
                        <h3>{{ t('about.intelligent_search') }}</h3>
                        <p>{{ t('about.intelligent_search_desc') }}</p>
                    </div>
                </div>
                <div class="feature-item">
                    <el-icon>
                        <Aim />
                    </el-icon>
                    <div class="feature-content">
                        <h3>{{ t('about.pure_function') }}</h3>
                        <p>{{ t('about.pure_function_desc') }}</p>
                    </div>
                </div>
                <div class="feature-item">
                    <el-icon>
                        <Share />
                    </el-icon>
                    <div class="feature-content">
                        <h3>{{ t('about.open_source') }}</h3>
                        <p>{{ t('about.open_source_desc') }}</p>
                    </div>
                </div>
            </div>

            <el-divider content-position="left">{{ t('about.tech_stack') }}</el-divider>
            <div class="tech-stack">
                <el-tag>Rust</el-tag>
                <el-tag>Tauri</el-tag>
                <el-tag>Vue.js</el-tag>
                <el-tag>Element Plus</el-tag>
            </div>

            <el-divider content-position="left">{{ t('about.project_links') }}</el-divider>
            <div class="repo-links">
                <el-link type="primary" href="https://github.com/ghost-him/ZeroLaunch-rs" target="_blank">
                    <el-icon class="link-icon">
                        <ElementPlus />
                    </el-icon>GitHub
                </el-link>
                <el-link type="success" href="https://gitee.com/ghost-him/ZeroLaunch-rs" target="_blank">
                    <el-icon class="link-icon">
                        <ElementPlus />
                    </el-icon>Gitee
                </el-link>
                <el-link type="warning" href="https://gitcode.com/ghost-him/ZeroLaunch-rs" target="_blank">
                    <el-icon class="link-icon">
                        <ElementPlus />
                    </el-icon>GitCode
                </el-link>
            </div>

            <el-divider content-position="left">{{ t('about.welcome_page') }}</el-divider>
            <div class="repo-links">
                <el-button @click="show_welcome" style="margin-top: 8px;">
                    <span>{{ t('about.show_welcome') }}</span>
                    <el-tooltip class="box-item" effect="dark" :content="t('about.welcome_language_tip')">
                        <el-icon class="el-question-icon">
                            <QuestionFilled />
                        </el-icon>
                    </el-tooltip>
                </el-button>
            </div>
        </div>

        <div class="about-footer">
            <p>© {{ new Date().getFullYear() }} ZeroLaunch - {{ t('about.license') }}</p>
        </div>
    </div>
</template>

<script setup>
import { ref, onMounted } from 'vue';
import { invoke } from '@tauri-apps/api/core';
import { Location, Search, Aim, Share, ElementPlus, QuestionFilled } from '@element-plus/icons-vue';
import { getVersion } from '@tauri-apps/api/app';
import { useI18n } from 'vue-i18n';

const { t } = useI18n();

const currentVersion = ref('v0.4.0'); // 假设当前版本
const checkingUpdate = ref(false);
const updateStatus = ref(null);

const show_welcome = async () => {
    try {
        await invoke('show_welcome_window')
        ElMessage({
            message: t('settings.welcome_opened'),
            type: 'success',
        })
    } catch (error) {
        console.error('Failed to open welcome window:', error)
        ElMessage({
            message: t('settings.welcome_open_failed'),
            type: 'error',
        })
    }
}

// 检查更新函数
const checkUpdate = async () => {
    checkingUpdate.value = true;
    updateStatus.value = null;
    try {

        const latestVersion = await invoke('command_get_latest_release_version');
        console.log(latestVersion);

        if (latestVersion === currentVersion.value) {
            updateStatus.value = {
                type: 'success',
                message: t('about.latest_version')
            };
        } else {
            updateStatus.value = {
                type: 'warning',
                message: t('about.new_version_found', { version: latestVersion })
            };
        }
    } catch (error) {
        console.log(error)
        updateStatus.value = {
            type: 'error',
            message: t('about.update_check_failed') + ': ' + error
        };
    } finally {
        checkingUpdate.value = false; // 确保最终重置状态
    }
};

const updateCurrentVersion = async () => {
    currentVersion.value = 'v' + await getVersion();
    console.log(currentVersion.value)
}

onMounted(async () => {
    await updateCurrentVersion()
});
</script>

<style scoped>
.about-container {
    padding: 20px;
    height: 100%;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    color: #303133;
}

.about-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 30px;
}

.logo {
    width: 80px;
    height: 80px;
    margin-bottom: 10px;
}

.about-header h1 {
    margin: 10px 0;
    font-size: 28px;
    font-weight: 600;
}

.version-container {
    display: flex;
    align-items: center;
    margin: 10px 0;
}

.version {
    margin-right: 10px;
    font-size: 14px;
    color: #909399;
}

.update-btn {
    font-size: 12px;
}

.update-status {
    margin-top: 10px;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 14px;
}

.update-status.success {
    background-color: #f0f9eb;
    color: #67c23a;
}

.update-status.warning {
    background-color: #fdf6ec;
    color: #e6a23c;
}

.update-status.error {
    background-color: #fef0f0;
    color: #f56c6c;
}

.about-content {
    flex: 1;
}

.description {
    font-size: 16px;
    line-height: 1.6;
    margin: 20px 0;
    text-align: justify;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    padding: 15px;
    border-radius: 8px;
    background-color: #f5f7fa;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature-item .el-icon {
    font-size: 24px;
    color: #409eff;
    margin-right: 15px;
    margin-top: 5px;
}

.feature-content h3 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 600;
}

.feature-content p {
    margin: 0;
    font-size: 14px;
    color: #606266;
    line-height: 1.5;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
}

.tech-stack .el-tag {
    padding: 6px 12px;
    font-size: 14px;
}

.repo-links {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 20px 0;
}

.repo-links .el-link {
    display: flex;
    align-items: center;
    font-size: 16px;
}

.link-icon {
    margin-right: 5px;
}

.author-info {
    margin: 20px 0;
    line-height: 1.6;
}

.about-footer {
    margin-top: 30px;
    text-align: center;
    color: #909399;
    font-size: 14px;
}

.el-question-icon {
    margin-left: 8px;
}

.el-icon {
    font-size: 18px;
    color: #606266;
}

:deep(.el-divider__text) {
    font-size: 18px;
    font-weight: 600;
    color: #409eff;
}
</style>